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TR Fastenings relaunches EPW thread-forming screw

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TR Fastenings has relaunched its patented EPW self-extruding thread-forming screw, which is engineered to cut assembly time and cost.

(Image credit: TR Fastenings)

The TR EPW creates its own internal thread in thin sheet metal, and suits the heating, ventilation and air conditioning (HVAC), automotive, electronics medical and telecoms industries.

According to TR Fastenings, the EPW screw can be easily installed by hand with an electric screw driver. It works by aligning to the pilot hole in the sheet metal, forming an extruded collar and creating a thread profile before tightening and clamping securely.

Other key features:

• Can be installed manually and via robotic systems

• Easily removed and fully reusable for a strong, long-lasting joint

• Excellent vibration resistance to keep the assembly secure

• High radial compression on the screw thread for a superior hold

• Suitable for electrical earth connections

• Lightweight, practical and strong

• Manufactured in-house in Europe

The EPW is manufactured in TR’s factory in Italy and available to global markets in a range of materials, sizes and head styles. Surface coatings include standard zinc plating, corrosion resistant zinc nickel and organic zinc flake. Effective in use with thin sheet metal, the EPW creates fixtures that are said to be easy to disassemble, enabling users to recycle or reuse parts as and when required.

The EPW can be used for a variety of materials, including steel (0.4-1mm thick) and aluminium (0.4-1.5mm thick).

Enrico DeAngelis, engineering manager at the TR Italy manufacturing facility, said: “The EPW screw represents a significant commitment on our part to provide the finest possible product designs allied to the very best in quality, functionality and versatility. Relaunching this fastener now is perfect timing as customers are coming to us for more cost-effective solutions for thin sheet metal. The success that we feel this product will bring is due to a culmination of factors, including of course the investment that TR has made.”